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A South Florida woman accused of injecting people’s buttocks with Fix-a-Flat and other substances in an alleged black market business turned herself in to authorities Tuesday to begin serving her prison sentence. NBC 6's Willard Shepard reports. (Published Tuesday, Jan 7, 2014)

Updated at 7:36 PM PST on Tuesday, Jan 7, 2014

A South Florida woman accused of injecting people’s buttocks with Fix-a-Flat and other substances in an alleged black market business turned herself in to authorities Tuesday to begin serving her prison sentence.

Oneal Morris, 33, surrendered to authorities in Miami-Dade court to begin serving a one-year sentence on one count of practicing medicine without a license.

Defendant in Bad Butt Injections Case Begins Prison Sentence

A South Florida woman accused of injecting people’s buttocks with Fix-a-Flat and other substances in an alleged black market business turned herself in to authorities Tuesday to begin serving her prison sentence. (Published Tuesday, Jan 7, 2014)

Morris, wearing a Nike hoodie, was led out of the courtroom in handcuffs.

Victim: Year in Prison Not Enough for Morris

A South Florida woman accused of injecting people’s buttocks with Fix-a-Flat and other substances in an alleged black market business agreed to a plea deal Thursday that will keep her behind bars for a year. One of Oneal Morris' victims, Rajee Narinesingh, said one year behind bars isn't nearly enough for Morris. NBC 6's Laura Rodriguez reports. (Published Thursday, Oct 24, 2013)

Morris made national headlines when she and Corey Eubank were arrested in 2011 after several victims alleged Morris had injected their legs and buttocks with a mixture that included Fix-a-Flat, cement and superglue.

Prosecutors said in October that they were unable to determine the "mystery substance" that was injected into the victims.

Defendant in Bad Butt Injections Case Pleads Guilty, Sentenced to One Year in Prison

A South Florida woman accused of injecting people’s buttocks with Fix-a-Flat and other substances in an alleged black market business agreed to a plea deal Thursday that will keep her behind bars for a year. NBC 6's Sharon Lawson spoke with Oneal Morris about the case. (Published Thursday, Oct 24, 2013)

In late July 2012, Morris, who police say is a transgender woman, was also arrested on two charges including manslaughter in the death of Shatarka Nuby, 32.